SOLUTION: if loga = x, log = y, then what is 1/3log(ab)^3? a. x^3+y^3/3 b. 1/9xy c. x+y d. 1/9 (x+y)

Algebra ->  Trigonometry-basics -> SOLUTION: if loga = x, log = y, then what is 1/3log(ab)^3? a. x^3+y^3/3 b. 1/9xy c. x+y d. 1/9 (x+y)      Log On


   

Question 1125856: if loga = x, log = y, then what is 1/3log(ab)^3?
a. x^3+y^3/3
b. 1/9xy
c. x+y
d. 1/9 (x+y)
Found 2 solutions by greenestamps, josgarithmetic:
Answer by greenestamps(13215) About Me  (Show Source):
You can put this solution on YOUR website!




log(a)+log(b) = x+y

Answer c.

Answer by josgarithmetic(39630) About Me  (Show Source):
You can put this solution on YOUR website!
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1/3log(ab)^3 ?
-------------------
?

%281%2F3%29log%28%28%28ab%29%5E3%29%29
-
%281%2F3%29%283%29%2Alog%28%28ab%29%29

1%2Alog%28%28ab%29%29

log%28%28a%29%29%2Blog%28%28b%29%29 and you can make the substitutions.